Package com.google.javascript.jscomp.CallGraph

Examples of com.google.javascript.jscomp.CallGraph.Function

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    Collection<CallGraph.Function> allFunctions = callgraph.getAllFunctions();

    // 2 functions: one for A() and one for the global function
    assertEquals(2, allFunctions.size());

    Function functionA = callgraph.getUniqueFunctionWithName("A");
    assertTrue(allFunctions.contains(functionA));
    assertTrue(allFunctions.contains(callgraph.getMainFunction()));
  }
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        "function C(){C()};\n" +
        "A();\n";

    CallGraph callgraph = compileAndRunBackward(source);

    Function main = callgraph.getMainFunction();
    Function functionA = callgraph.getUniqueFunctionWithName("A");
    Function functionB = callgraph.getUniqueFunctionWithName("B");
    Function functionC = callgraph.getUniqueFunctionWithName("C");

    assertEquals(0, main.getCallsitesPossiblyTargetingFunction().size());

    Collection<Callsite> callsitesTargetingA =
        functionA.getCallsitesPossiblyTargetingFunction();

    // A is called only from the main function
    assertEquals(1, callsitesTargetingA.size());
    assertEquals(main,
        callsitesTargetingA.iterator().next().getContainingFunction());

    Collection<Callsite> callsitesTargetingB =
      functionB.getCallsitesPossiblyTargetingFunction();

    // B is called only from A
    assertEquals(1, callsitesTargetingB.size());
    assertEquals(functionA,
        callsitesTargetingB.iterator().next().getContainingFunction());

    Collection<Callsite> callsitesTargetingC =
      functionC.getCallsitesPossiblyTargetingFunction();

    // C is called 3 times: twice from B and once from C
    assertEquals(3, callsitesTargetingC.size());

    Collection<Callsite> expectedFunctionsCallingC =
        Sets.newHashSet(functionB.getCallsitesInFunction());
    expectedFunctionsCallingC.addAll(functionC.getCallsitesInFunction());

    assertTrue(callsitesTargetingC.containsAll(expectedFunctionsCallingC));
  }
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        "B.apply(x);\n" +
        "C();\n";

    CallGraph callGraph = compileAndRunForward(source);

    Function functionA = callGraph.getUniqueFunctionWithName("A");
    Function functionB = callGraph.getUniqueFunctionWithName("B");
    Function functionC = callGraph.getUniqueFunctionWithName("C");

    assertTrue(functionA.isExposedToCallOrApply());
    assertTrue(functionB.isExposedToCallOrApply());
    assertFalse(functionC.isExposedToCallOrApply());
  }
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      "function A(){B()};\n" +
      "function B(){};\n";

    CallGraph callgraph = compileAndRunForward(source);

    Function functionA = callgraph.getUniqueFunctionWithName("A");
    Callsite callToB = functionA.getCallsitesInFunction().iterator().next();

    assertTrue(callToB.getAstNode().isCall());
  }
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      "function B(){};\n" +
      "A();\n";

    CallGraph callgraph = compileAndRunForward(source);

    Function mainFunction = callgraph.getMainFunction();
    Callsite callToA = mainFunction.getCallsitesInFunction().iterator().next();
    assertEquals(mainFunction, callToA.getContainingFunction());

    Function functionA = callgraph.getUniqueFunctionWithName("A");
    Callsite callToB = functionA.getCallsitesInFunction().iterator().next();
    assertEquals(functionA, callToB.getContainingFunction());
  }
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      "function B(){};\n" +
      "A();\n";

    CallGraph callgraph = compileAndRunForward(source);

    Function mainFunction = callgraph.getMainFunction();
    Function functionA = callgraph.getUniqueFunctionWithName("A");
    Function functionB = callgraph.getUniqueFunctionWithName("B");

    Callsite callInMain = mainFunction.getCallsitesInFunction().iterator()
        .next();

    Collection<Function> targetsOfCallInMain = callInMain.getPossibleTargets();
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      "function B(){A();};\n" +
      "B();\n";

    CallGraph callgraph = compileAndRunForward(source);

    Function mainFunction = callgraph.getMainFunction();
    Function functionB = callgraph.getUniqueFunctionWithName("B");

    Callsite callInMain =
        mainFunction.getCallsitesInFunction().iterator().next();

    // B()'s target function is known, and it is functionB
    assertFalse(callInMain.hasUnknownTarget());
    assertEquals("B", callInMain.getAstNode().getFirstChild().getString());

    Callsite callInB = functionB.getCallsitesInFunction().iterator().next();

    // A() has an unknown target and no known targets
    assertTrue(callInB.hasUnknownTarget());
    assertEquals(0, callInB.getPossibleTargets().size());
  }
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      "function B(){ExternalFunction(6);};\n" +
      "A();\n";

    CallGraph callgraph = compileAndRunForward(source);

    Function mainFunction = callgraph.getMainFunction();
    Function functionB = callgraph.getUniqueFunctionWithName("B");

    Callsite callInMain =
        mainFunction.getCallsitesInFunction().iterator().next();

    // A()'s target function is not an extern
    assertFalse(callInMain.hasExternTarget());

    Callsite callInB = functionB.getCallsitesInFunction().iterator().next();

    assertEquals("ExternalFunction",
        callInB.getAstNode().getFirstChild().getString());

    // ExternalFunction(6) is a call to an extern function
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      "function C(){C()};\n" +
      "A();\n";

    CallGraph callgraph = compileAndRunForward(source);

    Function functionA = callgraph.getUniqueFunctionWithName("A");

    UnsupportedOperationException caughtException = null;

    try {
      functionA.getCallsitesPossiblyTargetingFunction();
    } catch (UnsupportedOperationException e) {
      caughtException = e;
    }

    assertNotNull(caughtException);
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      "function B(){};\n" +
      "A();\n";

    CallGraph callgraph = compileAndRunBackward(source);

    Function mainFunction = callgraph.getMainFunction();

    Callsite callInMain = mainFunction.getCallsitesInFunction().iterator()
        .next();

    try {
      callInMain.getPossibleTargets();
    } catch (UnsupportedOperationException e) {
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Related Classes of com.google.javascript.jscomp.CallGraph.Function

  • com.google.javascript.jscomp.CallGraphTest
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